src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp

rev 2652 : 7085906: Replace the permgen allocated sentinelRef with a self-looped end
Summary: Remove the sentinelRef and let the last Reference in a discovered chain point back to itself.
Reviewed-by: TBD1, TBD2

@@ -4611,11 +4611,10 @@
if (!_process_strong_tasks->is_task_claimed(G1H_PS_refProcessor_oops_do)) {
// We need to treat the discovered reference lists as roots and
// keep entries (which are added by the marking threads) on them
// live until they can be processed at the end of marking.
ref_processor()->weak_oops_do(&buf_scan_non_heap_roots);
- ref_processor()->oops_do(&buf_scan_non_heap_roots);
}
// Finish up any enqueued closure apps (attributed as object copy time).
buf_scan_non_heap_roots.done();
buf_scan_perm.done();